Answer:
680 girls and 850 boys
Step-by-step explanation:
the ratio of girls is 4/9
then we can find the number of girls (G) in the group of 1530 students using proportions:
4 / 9 = G / 1530
solving for G by multiplying both sides of the proportion by 1530, we get:
G = 4 * 1530 / 9 = 680
So there were:
680 girls and 1530 - 680 = 850 boys
ok but I don't know what it is
Umm I think you divide a from b maybe
Answer:
3110
Step-by-step explanation:
800 + (115500*2%)
800 + 2310
3110